if you look in my gallery there is a pic with the ISV circled. this needs to be vibrating to the touch when the ignition is on. if its not then the car will be hard to start when cold
try disconnecting the cold start switch. if the cold start valve is old. it leaks. so constantly drips fuel overnight which inturn floods the car in the morning when you try to start
buy a haynes manual - it has diagrams on all these mentioned above